ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2026 Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Latest Magazine Issues
Nov 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
December 2025
Nuclear Technology
Fusion Science and Technology
November 2025
Latest News
X-energy raises $700M in latest funding round
Advanced reactor developer X-energy has announced that it has closed an oversubscribed Series D financing round of approximately $700 million. The funding proceeds are expected to be used to help continue the expansion of its supply chain and the commercial pipeline for its Xe-100 advanced small modular reactor and TRISO-X fuel, according the company.
Technical Session|Sponsored by NCSD
Tuesday, November 15, 2022|1:00–2:45PM MST|Copperwood
Session Chair:
Angela Chambers
Alternate Chair:
Marsha Henley
Session Organizer:
Douglas G. Bowen
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Preliminary Chlorine Worth Study Benchmark Evaluation
1:00–1:20PM MST
Jeffrey A. Favorite (LANL), Theresa Cutler (LANL), Travis Grove (LANL)
Paper
ORNL Neutron Cross Section Measurements of 90Zr
1:20–1:40PM MST
Klaus Guber (ORNL), Jesse Brown (ORNL), Carlos Paradela (EC-JRC Geel), Stefan Kopecky (EC-JRC Geel), Jan Heyse (EC-JRC Geel), Peter Schillebeeckx (EC-JRC Geel)
Four New Plutonium Thermal Epithermal eXperiments (TEX) Critical Configurations Optimized to Test Thermal Scattering Laws
1:40–2:00PM MST
C.M. Percher (LLNL), M.A. Lee (C.S. Engineering), R.G. Sanchez (LANL), T.J. Grove (LANL), J.M. Goda (LANL)
Presented by Jesse Norris (LLNL)
TEX-HEU: Baseline Assemblies Benchmark and Results, HEU-MET-MIXED-021
2:00–2:20PM MST
Jesse Norris (LLNL), David Heinrichs (LLNL), Catherine Percher (LLNL)
Design of Critical Experiments Targeting Epithermal Cross Sections of Tantalum
2:20–2:40PM MST
David E. Ames (Sandia), Gary A. Harms (Sandia), Elijah Lutz (Sandia)
To join the conversation, you must be logged in and registered for the meeting.